EUVD-2026-52176

The Simple Membership WordPress plugin before 4.7.8 does not sanitise a subscriber name value received from an unauthenticated payment approval request, nor escape it when displaying it in the administration dashboard, allowing unauthenticated attackers to store arbitrary JavaScript that executes...

CVE-2026-13178

CVE-2026-13178 affects the Eventin WordPress plugin, prior to version 4.1.16. The vulnerability allows unauthenticated attackers to create orders and set an attacker-controlled order status, resulting in orders being marked as paid without real payment completion. This stems from improper authori...

CVE-2026-12493 Clover Payment Gateway by Zaytech for WooCommerce < 1.3.6 - Unauthenticated Payment Bypass via check_order

The Clover Payment Gateway by Zaytech for WooCommerce WordPress plugin before 1.3.6 does not verify that an approved external payment record actually belongs to the WooCommerce order being completed, nor that the paid amount matches the order total, allowing unauthenticated users to mark arbitrar...

CVE-2026-11575 PhonePe Payment Solutions < 3.1.0 - Unauthenticated Payment Bypass via Forged Callback

The PhonePe Payment Solutions WordPress plugin before 3.1.0 does not properly verify the authenticity of incoming payment callbacks: the secret used to validate the callback signature is empty on sites configured through the current setup flow, so the expected signature reduces to an unkeyed hash...

CVE-2026-5356

The LatePoint – Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 5.4.0. This is due to the plugin's Stripe Connect payment processor accepting a client-supplied PaymentIntent ID. This makes it...

CVE-2026-42341

FOSSBilling versions 0.6.0–0.7.2 contain an unauthenticated payment bypass in the IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit the client account without a real payment by sending a crafted HTTP request. Version 0.8....

CVE-2026-42341

FOSSBilling is a free, open-source billing and client management system. Versions 0.6.0 through 0.7.2 have an unauthenticated payment bypass vulnerability in FOSSBilling's IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit...

CVE-2026-42341 FOSSBilling has an unauthenticated payment bypass via IPN callback forgery

FOSSBilling is a free, open-source billing and client management system. Versions 0.6.0 through 0.7.2 have an unauthenticated payment bypass vulnerability in FOSSBilling's IPN callback endpoint. When the Custom payment adapter is enabled, an attacker can mark any unpaid invoice as paid and credit...

WordPress User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder plugin <= 5.2.0 - Missing Authorization to Unauthenticated Payment Bypass vulnerability

Missing Authorization to Unauthenticated Payment Bypass vulnerability discovered by Supakiad S. m3ez - E-CQURITY Thailand in WordPress Plugin User Registration versions = 5.2.0...

WordPress Payment Gateway for Redsys & WooCommerce Lite plugin <= 7.0.0 - Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation vulnerability

Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation vulnerability discovered by Nguyen Ngoc Duc duc193 in WordPress Plugin Redsys for WooCommerce Light versions = 7.0.0...

CVE-2026-5050 Payment Gateway for Redsys & WooCommerce Lite <= 7.0.0 - Improper Verification of Cryptographic Signature to Unauthenticated Payment Status Manipulation

The Payment Gateway for Redsys & WooCommerce Lite plugin for WordPress is vulnerable to Improper Verification of Cryptographic Signature in versions up to, and including, 7.0.0 due to successfulrequest handlers calculating a local signature but not validating DsSignature from the request before...

WordPress Fluent Forms Pro Add On Pack plugin <= 6.1.17 - Missing Authorization to Unauthenticated Payment Status modification vulnerability

Missing Authorization to Unauthenticated Payment Status modification vulnerability discovered by Prickly Cactus in WordPress Plugin Fluent Forms Pro Add On Pack versions = 6.1.17...

CVE-2025-14444

CVE-2025-14444 – RegistrationMagic for WordPress has a payment bypass vulnerability in the process_paypal_sdk_payment path. The issue arises from trusting client-supplied payment data without validating that PayPal payment actually completed, enabling unauthenticated users to activate registratio...

WordPress RegistrationMagic - Custom Registration Forms, User Registration, Payment, and User Login plugin <= 6.0.6.9 - Unauthenticated Payment Bypass via rm_process_paypal_sdk_payment vulnerability

WordPress RegistrationMagic - Custom Registration Forms, User Registration, Payment, and User Login plugin = 6.0.6.9 - Unauthenticated Payment Bypass via rmprocesspaypalsdkpayment vulnerability discovered by Md. Moniruzzaman Prodhan NomanProdhan - Knight Squad in WordPress Plugin RegistrationMagi...

WordPress SureForms - Drag and Drop Form Builder for WordPress plugin <= 2.2.1 - Unauthenticated Stripe Payment Amount Manipulation vulnerability

WordPress SureForms - Drag and Drop Form Builder for WordPress plugin = 2.2.1 - Unauthenticated Stripe Payment Amount Manipulation vulnerability discovered by andrea bocchetti in WordPress Plugin SureForms versions = 2.2.1...

CVE-2025-14757 Cost Calculator Builder <= 3.6.9 - Missing Authorization to Unauthenticated Payment Status Bypass

The Cost Calculator Builder plugin for WordPress is vulnerable to Unauthenticated Payment Status Bypass in all versions up to, and including, 3.6.9 only when used in combination with Cost Calculator Builder PRO. This is due to the completepayment AJAX action being registered via wpajaxnopriv,...

WordPress SKT PayPal for WooCommerce plugin <= 1.4 - Unauthenticated Payment Bypass vulnerability

Unauthenticated Payment Bypass vulnerability discovered by ch4r0n - FPT Software in WordPress Plugin SKT PayPal for WooCommerce versions = 1.4...

EUVD-2025-84360

The Hydra Booking — Appointment Scheduling & Booking Calendar plugin for WordPress is vulnerable to missing payment verification to unauthenticated payment bypass in all versions up to, and including, 1.1.27. This is due to the plugin accepting client-controlled payment confirmation data in the...

CVE-2025-12788

The Hydra Booking — Appointment Scheduling & Booking Calendar plugin for WordPress is vulnerable to missing payment verification to unauthenticated payment bypass in all versions up to, and including, 1.1.27. This is due to the plugin accepting client-controlled payment confirmation data in the...

CVE-2025-12788 Hydra Booking – All in One Appointment Booking System | Appointment Scheduling, Booking Calendar & WooCommerce Bookings <= 1.1.27 - Missing Payment Verification to Unauthenticated Payment Bypass

The Hydra Booking — Appointment Scheduling & Booking Calendar plugin for WordPress is vulnerable to missing payment verification to unauthenticated payment bypass in all versions up to, and including, 1.1.27. This is due to the plugin accepting client-controlled payment confirmation data in the...